Radeon Graphics 448SP vs RX 550X

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Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking586not rated
Place by popularitynot in top-100not in top-100
Power efficiency8.28no data
ArchitectureGCN 4.0 (2016−2020)GCN 5.1 (2018−2022)
GPU code nameLexaRenoir
Market segmentDesktopDesktop
Release date16 December 2018 (5 years ago)6 January 2020 (4 years ago)

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores512448
Core clock speed1100 MHz400 MHz
Boost clock speed1183 MHz1900 MHz
Number of transistors2,200 million9,800 million
Manufacturing process technology14 nm7 nm
Power consumption (TDP)50 Watt15 Watt
Texture fill rate37.8653.20
Floating-point processing power1.211 TFLOPS1.702 TFLOPS
ROPs168
TMUs3228

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

InterfacePCIe 3.0 x8IGP
Length145 mmno data
Width2-slotIGP
Supplementary power connectorsNoneNone

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeGDDR5System Shared
Maximum RAM amount4 GBSystem Shared
Memory bus width128 BitSystem Shared
Memory clock speed1500 MHzSystem Shared
Memory bandwidth96 GB/sno data
Shared memory-+

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display Connectors1x DVI, 1x HDMI, 1x DisplayPortMotherboard Dependent
HDMI+-

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX12 (12_0)12 (12_1)
Shader Model6.46.7 (6.4)
OpenGL4.64.6
OpenCL2.02.1
Vulkan1.2.1311.3

Pros & cons summary


Recency 16 December 2018 6 January 2020
Chip lithography 14 nm 7 nm
Power consumption (TDP) 50 Watt 15 Watt

Graphics 448SP has an age advantage of 1 year, a 100% more advanced lithography process, and 233.3% lower power consumption.

We couldn't decide between Radeon RX 550X and Radeon Graphics 448SP. We've got no test results to judge.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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AMD Radeon RX 550X
Radeon RX 550X
AMD Radeon Graphics 448SP
Radeon Graphics 448SP

Comparisons with similar GPUs

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Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


3.6 114 votes

Rate Radeon RX 550X on a scale of 1 to 5:

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3.2 66 votes

Rate Radeon Graphics 448SP on a scale of 1 to 5:

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Questions & comments

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